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(First upload on August 21 2015. Last on August 6 2022) [ 日本語 | English ]

Rudbeckia (オオハンゴンソウ) Rudbeckia hirta L. Aragehangonsou (アラゲハンゴンソウ, 粗毛反魂草, s.l.), blackeyed Susan or hairy coneflower Kinugasagiku (キヌガサギク) Lifeform: perennial forb Distribution: northern America introduced to Japan in Taisho Era Hokkaido Blue List: B Habitat: disturbed sites, e.g., roadsides and skislopes

Synonyms: Rudbeckia hirta L. var. sericea (T. V. Moore) Fernald var. angustifolia (T. V. Moore) Perdue var. floridana (T. V. Moore) Perdue var. hirta var. pulcherrima Farw. (アラゲハンゴンソウ, s.s.)

Rudbeckia hirta in Hokkaido

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[1] along a paved road near an area for establishing a thermal power plant on the Okotsu District (興津) of Kushiro City, western Hokkaido, on September 26 2017. [2/3] at a parking lot on Mount Koma, southern Hokkaido, on August 4 2015. [4] along Atsuma Coast (浜厚真), central Hokkaido, on August 2 2022. [5/6] on Orofure skislope in Sobetsu Town, southern-central Hokkaido, on August 15 2019.

Cultivars

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[1-3] in front of Konan Shrine in Tonden, North Ward, Sapporo, on July 4 2020. [4/5] in the Kabuto Swamp Camp Site, Sarobetsu, northern Japan, on August 19 2020. [6] under a street tree in N20/E3, East Ward, Sapporo, on July 31 2021.